Improvement in railroad-rails



A. HAMIL, s1 & R. J. B, HAMIL. RAILROAD JOINT.

No. 50,243, Patented Oct. 3, '1865.

I51 I. J g 1 A H H I B I l U 1 [1 L4 Q 2;

j 0 J LLB J Z5 W fi UNITED STATES PATENT OFFICE.

ALEXANDER HAMILL AND ROBERT J. B. HAM ILL, OF BALTIMORE, MARYLAND.

IMPROVEMENT IN RAILROAD-RA! LS.

gpecification forming part of Letters Patent No. 60,243. dated October 3,1865.

the rail and keyed fast to the sills or cross-ties,

to take the place of spikes or bolts that are always working loose, the-heads of the spikes breaking 011', while our improvement makes therailway firmer and more durable, and with the flat chair also secures the joints more effectually.

Figure 1 represents a side View of railway; Fig. 2, a view of the chair; Fig. 3, an end View of railway Fig. 4, a side view of a street-railway; Fig. 5, an endflview of a sill and rail.

A represents the flat rail; B, the tenons,v

sq uare-shaped, solid, orfirmly fastened to the rail, and projecting from the lower'part of the rail a-suflicient length to fit intoand through the mortises in the sills or cross-ties G, and having square or oblong apertures to receive the wedge-shaped key D to be permanently keyed. The joints of the rails set in flat chairs E, with raised sides G, and two square or 0blong apertures, H, in the bottom to receive and secure the tenons I What we claim as our invention, and desire to secure by Letters Patent, is-- The arrangement and combination of the tenons B and keys D with the rails, as herein described, for the purpose of fastening the rails more permanently and securely to the crossties and dispensing with the use of spikes.

ALEXANDER HAMILL. ROBERT J. B. HAMILL. Witnesses:

' J. FRANKLIN REIGART,

EDM. F. BROWN. 

